Re: [PATCH] usb: pci-quirks: do not access OHCI_FMINTERVAL register on ULI hw

From: Nikita Yushchenko
Date: Thu May 29 2014 - 11:33:22 EST


29.05.2014 18:42, One Thousand Gnomes ÐÐÑÐÑ:
>> I don't know how linux usb subsystem should behave against such
>> "half-existing" hardware. Perhaps hanging is not the best idea...
>> but maybe it should be fixed elsewhere, e.g. by masking non-wired
>> devices in platform PCI setup. Perhaps controlled by some device-tree
>> key.
>
> Does it have a unique svid/sdid set for the platform - if so you could
> just blacklist that combination of vid/did/svid/sdid.

Unfortunately vid/did/svid/sdid come from ULI 1553 southbridge chip,
that is used by other hardware as well. AFAIK it is still being
manufactured, and could appear in PCs or laptops.

Nikita

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